This is because, in Tails, *Tor Browser* is confined using *[[!debwiki AppArmor]]* to protect your files from some types of attacks against *Tor Browser*.
For example, thanks to this confinement, even if an attacker manages to exploit a security vulnerability in *Tor Browser*, they wouldn't be able to access all the content of your Persistent Storage.
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<p>This is why, for example, you might face <em>Permission denied</em> you get the following errors if you try to download files tothe <em>Home</em> another folder.:</p>
If you want to download a file from *Tor Browser*, save it to one of these folders.
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-If you want to upload a files with <span class="application">Tor from *Tor Browser</span>, copy them to that folder first. *, copy it first to one of these folders.
It is impossible to hide to the websites that you visit that you are using Tor, because the [list of exit nodes of the Tornetwork is public](https://metrics.torproject.org/exonerator.html).
The anonymity provided by *Tor Browser* works by making all users look the same to make it impossible to know who is who among the millions of users of *Tor Browser*.
Tails tries to make it as difficult as possible for websites to distinguish Tails users from other users of *Tor Browser*. If it was possible for a website to determine whether you are a user of *Tor Browser* inside or outside of Tails, this would provide a little bit more information about you and reduce your anonymity.